JPS63163011U - - Google Patents
Info
- Publication number
- JPS63163011U JPS63163011U JP5627487U JP5627487U JPS63163011U JP S63163011 U JPS63163011 U JP S63163011U JP 5627487 U JP5627487 U JP 5627487U JP 5627487 U JP5627487 U JP 5627487U JP S63163011 U JPS63163011 U JP S63163011U
- Authority
- JP
- Japan
- Prior art keywords
- diode
- bridge circuit
- connect
- negative
- positive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 claims description 3
- 230000005236 sound signal Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Amplifiers (AREA)
Description
第１図はこの考案の一実施例を示す回路構成図
、第２図は従来回路の一例を示す回路構成図であ
る。
３０はミユート回路、３１はブリツジ回路、３
９はトランジスタ、４０，４１はコンデンサ、＋
Ｖｃｃは正の電源端子、−Ｖｃｃは負の電源端子
である。
FIG. 1 is a circuit diagram showing an embodiment of this invention, and FIG. 2 is a circuit diagram showing an example of a conventional circuit. 30 is a mute circuit, 31 is a bridge circuit, 3
9 is a transistor, 40 and 41 are capacitors, +
Vcc is a positive power supply terminal, and -Vcc is a negative power supply terminal.
Claims (1)
リツジ回路を有し、 上記第１のダイオードのアノードに第１のコン
デンサの一端を接続し、他端を正の電源部に接続
し、 上記第２のダイオードのアノードに第２のコン
デンサの一端を接続し、他端を負の電源部に接続
し、 上記ブリツジ回路の負の出力端子を接地して、 上記正、負の電源部の投入時又は切断時に上記
ブリツジ回路の正の出力端子から出力する信号に
よつて音声信号のミユーテイング制御を行なうよ
うにしたことを特徴とするミユート回路。[Claims for Utility Model Registration] A bridge circuit including a first diode and a second diode, one end of a first capacitor is connected to the anode of the first diode, and the other end is connected to a positive power source. Connect one end of the second capacitor to the anode of the second diode, connect the other end to the negative power supply, ground the negative output terminal of the bridge circuit, and connect the positive, negative A muting circuit, characterized in that muting control of an audio signal is performed by a signal output from the positive output terminal of the bridge circuit when the power supply section of the bridge circuit is turned on or turned off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5627487U JPS63163011U (en) | 1987-04-14 | 1987-04-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5627487U JPS63163011U (en) | 1987-04-14 | 1987-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63163011U true JPS63163011U (en) | 1988-10-25 |
Family
ID=30884945
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5627487U Pending JPS63163011U (en) | 1987-04-14 | 1987-04-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63163011U (en) |
-
1987
- 1987-04-14 JP JP5627487U patent/JPS63163011U/ja active Pending
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